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<a href="qstring_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/******************************************************************************</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * qLibc</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * Copyright (c) 2010-2015 Seungyoung Kim.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * All rights reserved.</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * Redistribution and use in source and binary forms, with or without</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * modification, are permitted provided that the following conditions are met:</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> * 1. Redistributions of source code must retain the above copyright notice,</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> *    this list of conditions and the following disclaimer.</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright notice,</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> *    this list of conditions and the following disclaimer in the documentation</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> *    and/or other materials provided with the distribution.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS &quot;AS IS&quot;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment"> * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment"> * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="comment"> * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="comment"> * POSSIBILITY OF SUCH DAMAGE.</span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment"> *****************************************************************************/</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="comment"> * @file qstring.c String APIs.</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &lt;stdio.h&gt;</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#include &lt;stdlib.h&gt;</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#include &lt;stdbool.h&gt;</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">#include &lt;string.h&gt;</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &lt;stdarg.h&gt;</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#include &lt;ctype.h&gt;</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">#include &lt;unistd.h&gt;</span></div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor">#include &lt;sys/time.h&gt;</span></div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="preprocessor">#include &quot;qinternal.h&quot;</span></div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="preprocessor">#include &quot;utilities/qencode.h&quot;</span></div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="preprocessor">#include &quot;utilities/qhash.h&quot;</span></div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="preprocessor">#include &quot;utilities/qstring.h&quot;</span></div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="comment"> * Remove white spaces(including CR, LF) from head and tail of the string.</span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="comment"> * @param str       source string</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="comment"> * @return a pointer of source string if rsuccessful, otherewise returns NULL</span></div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="comment"> * @note This modify source string directly.</span></div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="qstring_8c.html#aef51c584fd78c0430ccfb5f51c32cf71">   55</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#aef51c584fd78c0430ccfb5f51c32cf71">qstrtrim</a>(<span class="keywordtype">char</span> *str) {</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    <span class="keywordflow">if</span> (str == NULL)</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    <span class="keywordtype">char</span> *ss, *se;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    <span class="keywordflow">for</span> (ss = str; *ss == <span class="charliteral">&#39; &#39;</span> || *ss == <span class="charliteral">&#39;\t&#39;</span> || *ss == <span class="charliteral">&#39;\r&#39;</span> || *ss == <span class="charliteral">&#39;\n&#39;</span>;</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;            ss++)</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        ;</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    <span class="keywordflow">for</span> (se = ss; *se != <span class="charliteral">&#39;\0&#39;</span>; se++)</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;        ;</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    <span class="keywordflow">for</span> (se--;</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;            se &gt;= ss</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;                    &amp;&amp; (*se == <span class="charliteral">&#39; &#39;</span> || *se == <span class="charliteral">&#39;\t&#39;</span> || *se == <span class="charliteral">&#39;\r&#39;</span> || *se == <span class="charliteral">&#39;\n&#39;</span>);</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;            se--)</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        ;</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    se++;</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;    *se = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    <span class="keywordflow">if</span> (ss &gt; str) {</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;        <span class="keywordtype">size_t</span> len = (se - ss) + 1;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;        memmove(str, ss, len);</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    }</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    <span class="keywordflow">return</span> str;</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;}</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="comment"> * Remove heading white spaces of the string.</span></div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;<span class="comment"> * @param str       source string</span></div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;<span class="comment"> * @return a pointer of source string if rsuccessful, otherewise returns NULL</span></div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;<span class="comment"> * @note This modify source string directly.</span></div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="qstring_8c.html#a737037e2fc79cc1fa8de2a6fedaf21ed">   90</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#a737037e2fc79cc1fa8de2a6fedaf21ed">qstrtrim_head</a>(<span class="keywordtype">char</span> *str) {</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;    <span class="keywordflow">if</span> (str == NULL)</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    <span class="keywordtype">char</span> *ss;</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;    <span class="keywordflow">for</span> (ss = str; *ss == <span class="charliteral">&#39; &#39;</span> || *ss == <span class="charliteral">&#39;\t&#39;</span> || *ss == <span class="charliteral">&#39;\r&#39;</span> || *ss == <span class="charliteral">&#39;\n&#39;</span>;</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;            ss++)</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;        ;</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;    <span class="keywordflow">if</span> (ss &gt; str) {</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;        <span class="keywordtype">size_t</span> len = strlen(ss) + 1;</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;        memmove(str, ss, len);</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;    }</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;    <span class="keywordflow">return</span> str;</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;}</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="comment"> * Remove tailing white spaces(including CR, LF) of the string.</span></div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="comment"> * @param str       source string</span></div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;<span class="comment"> * @return a pointer of source string if rsuccessful, otherewise returns NULL</span></div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="comment"> * @note This modify source string directly.</span></div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"><a class="line" href="qstring_8c.html#a1a4b63ebdee0be75f217d52dc7cb1750">  116</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#a1a4b63ebdee0be75f217d52dc7cb1750">qstrtrim_tail</a>(<span class="keywordtype">char</span> *str) {</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;    <span class="keywordflow">if</span> (str == NULL)</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;    <span class="keywordtype">char</span> *se;</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;    <span class="keywordflow">for</span> (se = str + strlen(str) - 1;</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;            se &gt;= str</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;                    &amp;&amp; (*se == <span class="charliteral">&#39; &#39;</span> || *se == <span class="charliteral">&#39;\t&#39;</span> || *se == <span class="charliteral">&#39;\r&#39;</span> || *se == <span class="charliteral">&#39;\n&#39;</span>);</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;            se--)</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;        ;</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;    se++;</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;    *se = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;    <span class="keywordflow">return</span> str;</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;}</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;<span class="comment"> * Remove character from head and tail of the string.</span></div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;<span class="comment"> * @param str       source string</span></div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;<span class="comment"> * @param head      heading character</span></div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;<span class="comment"> * @param tail      tailing character</span></div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;<span class="comment"> * @return a pointer of source string if successful, otherewise returns NULL</span></div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;<span class="comment"> * @note This modify source string directly.</span></div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;<span class="comment"> * @code</span></div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;<span class="comment"> *   char *str = strdup(&quot;   \&quot;hello world\&quot;   &quot;);</span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;<span class="comment"> *   qstrtrim(str); // to remove white spaces</span></div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;<span class="comment"> *   qstrunchar(str, &#39;&quot;&#39;, &#39;&quot;&#39;); // to unquote</span></div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;<span class="comment"> * @endcode</span></div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="qstring_8c.html#aaab287c88286f42b65eeb52af24a3aa8">  149</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#aaab287c88286f42b65eeb52af24a3aa8">qstrunchar</a>(<span class="keywordtype">char</span> *str, <span class="keywordtype">char</span> <a class="code" href="qhttpclient_8c.html#ac3c34055be115314ffe7f18c3d19eb54">head</a>, <span class="keywordtype">char</span> tail) {</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;    <span class="keywordflow">if</span> (str == NULL)</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;    <span class="keywordtype">int</span> len = strlen(str);</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;    <span class="keywordflow">if</span> (len &gt;= 2 &amp;&amp; str[0] == head &amp;&amp; str[len - 1] == tail) {</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;        memmove(str, str + 1, len - 2);</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;        str[len - 2] = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;    }</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;    <span class="keywordflow">return</span> str;</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;}</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;<span class="comment"> * Replace string or tokens as word from source string with given mode.</span></div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;<span class="comment"> * @param mode      replacing mode</span></div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;<span class="comment"> * @param srcstr    source string</span></div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;<span class="comment"> * @param tokstr    token or string</span></div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;<span class="comment"> * @param word      target word to be replaced</span></div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;<span class="comment"> * @return a pointer of malloced or source string depending on the mode if</span></div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;<span class="comment"> *         successful, otherewise returns NULL</span></div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;<span class="comment"> * @note</span></div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;<span class="comment"> * The mode argument has two separated character. First character</span></div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;<span class="comment"> * is used to decide replacing method and can be &#39;t&#39; or &#39;s&#39;.</span></div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;<span class="comment"> * The character &#39;t&#39; and &#39;s&#39; stand on [t]oken and [s]tring.</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;<span class="comment"> * When &#39;t&#39; is given each character of the token string(third argument)</span></div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="comment"> * will be compared with source string individually. If matched one</span></div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;<span class="comment"> * is found. the character will be replaced with given work.</span></div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;<span class="comment"> * If &#39;s&#39; is given instead of &#39;t&#39;. Token string will be analyzed</span></div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;<span class="comment"> * only one chunk word. So the replacement will be occured when</span></div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<span class="comment"> * the case of whole word matched.</span></div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;<span class="comment"> * Second character is used to decide returning memory type and</span></div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;<span class="comment"> * can be &#39;n&#39; or &#39;r&#39; which are stand on [n]ew and [r]eplace.</span></div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;<span class="comment"> * When &#39;n&#39; is given the result will be placed into new array so</span></div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;<span class="comment"> * you should free the return string after using. Instead of this,</span></div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;<span class="comment"> * you can also use &#39;r&#39; character to modify source string directly.</span></div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;<span class="comment"> * In this case, given source string should have enough space. Be</span></div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;<span class="comment"> * sure that untouchable value can not be used for source string.</span></div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;<span class="comment"> * So there are four associatable modes such like below.</span></div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;<span class="comment"> * Mode &quot;tn&quot; : [t]oken replacing &amp; putting the result into [n]ew array.</span></div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;<span class="comment"> * Mode &quot;tr&quot; : [t]oken replacing &amp; [r]eplace source string directly.</span></div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;<span class="comment"> * Mode &quot;sn&quot; : [s]tring replacing &amp; putting the result into [n]ew array.</span></div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;<span class="comment"> * Mode &quot;sr&quot; : [s]tring replacing &amp; [r]eplace source string directly.</span></div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;<span class="comment"> * @code</span></div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;<span class="comment"> *   char srcstr[256], *retstr;</span></div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;<span class="comment"> *   char mode[4][2+1] = {&quot;tn&quot;, &quot;tr&quot;, &quot;sn&quot;, &quot;sr&quot;};</span></div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;<span class="comment"> *   for(i = 0; i &lt; 4; i++) {</span></div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;<span class="comment"> *     strcpy(srcstr, &quot;Welcome to The qDecoder Project.&quot;);</span></div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;<span class="comment"> *     printf(&quot;before %s : srcstr = %s\n&quot;, mode[i], srcstr);</span></div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;<span class="comment"> *     retstr = qstrreplace(mode[i], srcstr, &quot;The&quot;, &quot;_&quot;);</span></div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;<span class="comment"> *     printf(&quot;after  %s : srcstr = %s\n&quot;, mode[i], srcstr);</span></div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;<span class="comment"> *     printf(&quot;            retstr = %s\n\n&quot;, retstr);</span></div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;<span class="comment"> *     if(mode[i][1] == &#39;n&#39;) free(retstr);</span></div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;<span class="comment"> *   }</span></div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;<span class="comment"> *   --[Result]--</span></div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;<span class="comment"> *   before tn : srcstr = Welcome to The qDecoder Project.</span></div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;<span class="comment"> *   after  tn : srcstr = Welcome to The qDecoder Project.</span></div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;<span class="comment"> *               retstr = W_lcom_ _o ___ qD_cod_r Proj_c_.</span></div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;<span class="comment"> *   before tr : srcstr = Welcome to The qDecoder Project.</span></div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;<span class="comment"> *   after  tr : srcstr = W_lcom_ _o ___ qD_cod_r Proj_c_.</span></div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;<span class="comment"> *               retstr = W_lcom_ _o ___ qD_cod_r Proj_c_.</span></div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;<span class="comment"> *   before sn : srcstr = Welcome to The qDecoder Project.</span></div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;<span class="comment"> *   after  sn : srcstr = Welcome to The qDecoder Project.</span></div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;<span class="comment"> *               retstr = Welcome to _ qDecoder Project.</span></div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;<span class="comment"> *   before sr : srcstr = Welcome to The qDecoder Project.</span></div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;<span class="comment"> *   after  sr : srcstr = Welcome to _ qDecoder Project.</span></div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;<span class="comment"> *               retstr = Welcome to _ qDecoder Project.</span></div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;<span class="comment"> * @endcode</span></div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00236"></a><span class="lineno"><a class="line" href="qstring_8c.html#a01772aae3cdd533ff6f0f68367df9226">  236</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#a01772aae3cdd533ff6f0f68367df9226">qstrreplace</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *mode, <span class="keywordtype">char</span> *srcstr, <span class="keyword">const</span> <span class="keywordtype">char</span> *tokstr,</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;                  <span class="keyword">const</span> <span class="keywordtype">char</span> *word) {</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;    <span class="keywordflow">if</span> (mode == NULL || strlen(mode) != 2|| srcstr == NULL || tokstr == NULL</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;    || word == NULL) {</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;        DEBUG(<span class="stringliteral">&quot;Unknown mode \&quot;%s\&quot;.&quot;</span>, mode);</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;    }</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;    <span class="keywordtype">char</span> *newstr, *newp, *srcp, *tokenp, *retp;</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;    newstr = newp = srcp = tokenp = retp = NULL;</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;    <span class="keywordtype">char</span> method = mode[0], memuse = mode[1];</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;    <span class="keywordtype">int</span> maxstrlen, tokstrlen;</div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;    <span class="comment">/* Put replaced string into malloced &#39;newstr&#39; */</span></div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;    <span class="keywordflow">if</span> (method == <span class="charliteral">&#39;t&#39;</span>) { <span class="comment">/* Token replace */</span></div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;        maxstrlen = strlen(srcstr) * ((strlen(word) &gt; 0) ? strlen(word) : 1);</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;        newstr = (<span class="keywordtype">char</span> *) malloc(maxstrlen + 1);</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;        <span class="keywordflow">for</span> (srcp = (<span class="keywordtype">char</span> *) srcstr, newp = newstr; *srcp; srcp++) {</div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;            <span class="keywordflow">for</span> (tokenp = (<span class="keywordtype">char</span> *) tokstr; *tokenp; tokenp++) {</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;                <span class="keywordflow">if</span> (*srcp == *tokenp) {</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;                    <span class="keywordtype">char</span> *wordp;</div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;                    <span class="keywordflow">for</span> (wordp = (<span class="keywordtype">char</span> *) word; *wordp; wordp++) {</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;                        *newp++ = *wordp;</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;                    }</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;                }</div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;            }</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;            <span class="keywordflow">if</span> (!*tokenp)</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;                *newp++ = *srcp;</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;        }</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;        *newp = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (method == <span class="charliteral">&#39;s&#39;</span>) { <span class="comment">/* String replace */</span></div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;        <span class="keywordflow">if</span> (strlen(word) &gt; strlen(tokstr)) {</div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;            maxstrlen = ((strlen(srcstr) / strlen(tokstr)) * strlen(word))</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;                    + (strlen(srcstr) % strlen(tokstr));</div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;        } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;            maxstrlen = strlen(srcstr);</div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;        }</div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;        newstr = (<span class="keywordtype">char</span> *) malloc(maxstrlen + 1);</div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;        tokstrlen = strlen(tokstr);</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;        <span class="keywordflow">for</span> (srcp = srcstr, newp = newstr; *srcp; srcp++) {</div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;            <span class="keywordflow">if</span> (!strncmp(srcp, tokstr, tokstrlen)) {</div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;                <span class="keywordtype">char</span> *wordp;</div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;                <span class="keywordflow">for</span> (wordp = (<span class="keywordtype">char</span> *) word; *wordp; wordp++)</div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;                    *newp++ = *wordp;</div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;                srcp += tokstrlen - 1;</div>
<div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;            } <span class="keywordflow">else</span></div>
<div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;                *newp++ = *srcp;</div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;        }</div>
<div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;        *newp = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;        DEBUG(<span class="stringliteral">&quot;Unknown mode \&quot;%s\&quot;.&quot;</span>, mode);</div>
<div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;    }</div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;</div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;    <span class="comment">/* decide whether newing the memory or replacing into exist one */</span></div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;    <span class="keywordflow">if</span> (memuse == <span class="charliteral">&#39;n&#39;</span>)</div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;        retp = newstr;</div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (memuse == <span class="charliteral">&#39;r&#39;</span>) {</div>
<div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;        strcpy(srcstr, newstr);</div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;        free(newstr);</div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;        retp = srcstr;</div>
<div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;        DEBUG(<span class="stringliteral">&quot;Unknown mode \&quot;%s\&quot;.&quot;</span>, mode);</div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;        free(newstr);</div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;    }</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;</div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;    <span class="keywordflow">return</span> retp;</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;}</div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;<span class="comment"> * Copy src string to dst. The dst string array will be always terminated by</span></div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;<span class="comment"> * NULL character. Also allows overlap between src and dst.</span></div>
<div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;<span class="comment"> * @param dst       a pointer of the string to be copied</span></div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;<span class="comment"> * @param size      the size of dst character arrary</span></div>
<div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;<span class="comment"> * @param src       a pointer of source string</span></div>
<div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;<span class="comment"> * @return always returns a pointer of dst</span></div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00320"></a><span class="lineno"><a class="line" href="qstring_8c.html#aa0fc982fbf9c6163d98cbb46e6faa86d">  320</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#aa0fc982fbf9c6163d98cbb46e6faa86d">qstrcpy</a>(<span class="keywordtype">char</span> *dst, <span class="keywordtype">size_t</span> size, <span class="keyword">const</span> <span class="keywordtype">char</span> *src) {</div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;    <span class="keywordflow">if</span> (dst == NULL || size == 0 || src == NULL)</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;        <span class="keywordflow">return</span> dst;</div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;</div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;    <span class="keywordtype">size_t</span> nbytes = strlen(src);</div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="qstring_8c.html#ae656735491546fa512358935c381e19a">qstrncpy</a>(dst, size, src, nbytes);</div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;}</div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;<span class="comment"> * Copy src string to dst no more than n bytes. The dst string array will be</span></div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;<span class="comment"> * always terminated by NULL character. Also allows overlap between src and dst.</span></div>
<div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;<span class="comment"> * @param dst       a pointer of the string to be copied</span></div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;<span class="comment"> * @param size      the size of dst character arrary</span></div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;<span class="comment"> * @param src       a pointer of source string</span></div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;<span class="comment"> * @param nbytes    number of bytes to copy</span></div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;<span class="comment"> * @return always returns a pointer of dst</span></div>
<div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"><a class="line" href="qstring_8c.html#ae656735491546fa512358935c381e19a">  339</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#ae656735491546fa512358935c381e19a">qstrncpy</a>(<span class="keywordtype">char</span> *dst, <span class="keywordtype">size_t</span> size, <span class="keyword">const</span> <span class="keywordtype">char</span> *src, <span class="keywordtype">size_t</span> nbytes) {</div>
<div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;    <span class="keywordflow">if</span> (dst == NULL || size == 0 || src == NULL)</div>
<div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;        <span class="keywordflow">return</span> dst;</div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;</div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;    <span class="keywordflow">if</span> (nbytes &gt;= size)</div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;        nbytes = size - 1;</div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;    memmove((<span class="keywordtype">void</span> *) dst, (<span class="keywordtype">void</span> *) src, nbytes);</div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;    dst[nbytes] = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;</div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;    <span class="keywordflow">return</span> dst;</div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;}</div>
<div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;<span class="comment"> * Duplicate a formatted string.</span></div>
<div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;<span class="comment"> * @param format    string format</span></div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;<span class="comment"> * @return a pointer of malloced string if successful, otherwise returns NULL</span></div>
<div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00358"></a><span class="lineno"><a class="line" href="qstring_8c.html#afed8e04d6f83692b815251e9f76cc8fd">  358</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#afed8e04d6f83692b815251e9f76cc8fd">qstrdupf</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *format, ...) {</div>
<div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;    <span class="keywordtype">char</span> *str;</div>
<div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;    DYNAMIC_VSPRINTF(str, format);</div>
<div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;    <span class="keywordflow">if</span> (str == NULL)</div>
<div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;</div>
<div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;    <span class="keywordtype">char</span> *dup = strdup(str);</div>
<div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;    free(str);</div>
<div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;</div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;    <span class="keywordflow">return</span> dup;</div>
<div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;}</div>
<div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;<span class="comment"> * Duplicate a substing set</span></div>
<div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;<span class="comment"> * @param str       a pointer of original string</span></div>
<div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;<span class="comment"> * @param start     substring which is started with this</span></div>
<div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;<span class="comment"> * @param end       substring which is ended with this</span></div>
<div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;<span class="comment"> * @return a pointer of malloced string if successful, otherwise returns NULL</span></div>
<div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00379"></a><span class="lineno"><a class="line" href="qstring_8c.html#a6ad659c9b3a4f6b515368cb0fa098d32">  379</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#a6ad659c9b3a4f6b515368cb0fa098d32">qstrdup_between</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *str, <span class="keyword">const</span> <span class="keywordtype">char</span> *start, <span class="keyword">const</span> <span class="keywordtype">char</span> *end) {</div>
<div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;    <span class="keywordtype">char</span> *s;</div>
<div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;    <span class="keywordflow">if</span> ((s = strstr(str, start)) == NULL)</div>
<div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;    s += strlen(start);</div>
<div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;</div>
<div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;    <span class="keywordtype">char</span> *e;</div>
<div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;    <span class="keywordflow">if</span> ((e = strstr(s, end)) == NULL)</div>
<div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;</div>
<div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;    <span class="keywordtype">int</span> len = e - s;</div>
<div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;</div>
<div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;    <span class="keywordtype">char</span> *buf = (<span class="keywordtype">char</span> *) malloc(<span class="keyword">sizeof</span>(<span class="keywordtype">char</span>) * (len + 1));</div>
<div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;    strncpy(buf, s, len);</div>
<div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;    buf[len] = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;</div>
<div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;    <span class="keywordflow">return</span> buf;</div>
<div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;}</div>
<div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160;<span class="comment"> * Duplicate a copy of memory data.</span></div>
<div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;<span class="comment"> * @param data    source data</span></div>
<div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;<span class="comment"> * @param size    data size</span></div>
<div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;<span class="comment"> * @return a pointer of malloced data which&#39;s content is identical to source data.</span></div>
<div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00406"></a><span class="lineno"><a class="line" href="qstring_8c.html#acc32dbf9f419ef637d0547211b7125b9">  406</a></span>&#160;<span class="keywordtype">void</span> *<a class="code" href="qstring_8c.html#acc32dbf9f419ef637d0547211b7125b9">qmemdup</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *data, <span class="keywordtype">size_t</span> size) {</div>
<div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;    <span class="keywordflow">if</span> (data == NULL || size == 0) {</div>
<div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;    }</div>
<div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;</div>
<div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;    <span class="keywordtype">void</span> *newdata = malloc(size);</div>
<div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;    <span class="keywordflow">if</span> (newdata == NULL) {</div>
<div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;    }</div>
<div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;</div>
<div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;    memcpy(newdata, data, size);</div>
<div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;    <span class="keywordflow">return</span> newdata;</div>
<div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;}</div>
<div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;<span class="comment"> * Append formatted string to the end of the source str</span></div>
<div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;<span class="comment"> * @param str       a pointer of original string</span></div>
<div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;<span class="comment"> * @param format    string format to append</span></div>
<div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;<span class="comment"> * @return a pointer of str if successful, otherwise returns NULL</span></div>
<div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00428"></a><span class="lineno"><a class="line" href="qstring_8c.html#a4ab535e3b8608f1ef81ed21a7d602cef">  428</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#a4ab535e3b8608f1ef81ed21a7d602cef">qstrcatf</a>(<span class="keywordtype">char</span> *str, <span class="keyword">const</span> <span class="keywordtype">char</span> *format, ...) {</div>
<div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160;    <span class="keywordtype">char</span> *buf;</div>
<div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;    DYNAMIC_VSPRINTF(buf, format);</div>
<div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;    <span class="keywordflow">if</span> (buf == NULL)</div>
<div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;</div>
<div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;    <span class="keywordtype">char</span> *ret = strcat(str, buf);</div>
<div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;    free(buf);</div>
<div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;    <span class="keywordflow">return</span> ret;</div>
<div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;}</div>
<div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;<span class="comment"> * Get one line from the string offset.</span></div>
<div class="line"><a name="l00441"></a><span class="lineno">  441</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;<span class="comment"> * @param buf       buffer pointer</span></div>
<div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160;<span class="comment"> * @param size      buffer size</span></div>
<div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;<span class="comment"> * @param offset    a offset pointer which point source string</span></div>
<div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;<span class="comment"> * @return a pointer of buffer if successful, otherwise(EOF) returns NULL</span></div>
<div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;<span class="comment"> * @note</span></div>
<div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160;<span class="comment"> *   CR and LF will not be stored.</span></div>
<div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;<span class="comment"> * @code</span></div>
<div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;<span class="comment"> *   char *text=&quot;Hello\nWorld&quot;;</span></div>
<div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;<span class="comment"> *   char *offset = text;</span></div>
<div class="line"><a name="l00455"></a><span class="lineno">  455</span>&#160;<span class="comment"> *   char buf[1024];</span></div>
<div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;<span class="comment"> *   while(qstrgets(buf, sizeof(buf), &amp;offset) == NULL) {</span></div>
<div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;<span class="comment"> *     printf(&quot;%s\n&quot;, buf);</span></div>
<div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;<span class="comment"> *   }</span></div>
<div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;<span class="comment"> * @endcode</span></div>
<div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00461"></a><span class="lineno"><a class="line" href="qstring_8c.html#abd1fa48bffd427c7c3847eebc9681f3b">  461</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#abd1fa48bffd427c7c3847eebc9681f3b">qstrgets</a>(<span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> size, <span class="keywordtype">char</span> **offset) {</div>
<div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;    <span class="keywordflow">if</span> (offset == NULL || *offset == NULL || **offset == <span class="charliteral">&#39;\0&#39;</span>)</div>
<div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00464"></a><span class="lineno">  464</span>&#160;</div>
<div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;    <span class="keywordtype">size_t</span> i;</div>
<div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;    <span class="keywordtype">char</span> *from = *offset;</div>
<div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160;    <span class="keywordtype">char</span> *to = buf;</div>
<div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160;    <span class="keywordflow">for</span> (i = 0; *from != <span class="charliteral">&#39;\0&#39;</span> &amp;&amp; i &lt; (size - 1); i++, from++) {</div>
<div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160;        <span class="keywordflow">if</span> (*from == <span class="charliteral">&#39;\r&#39;</span>)</div>
<div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;            <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160;        <span class="keywordflow">if</span> (*from == <span class="charliteral">&#39;\n&#39;</span>) {</div>
<div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;            from++;</div>
<div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;            <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;        }</div>
<div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;        *to = *from;</div>
<div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;        to++;</div>
<div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;    }</div>
<div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;    *to = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00479"></a><span class="lineno">  479</span>&#160;    *offset = from;</div>
<div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;</div>
<div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;    <span class="keywordflow">return</span> buf;</div>
<div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;}</div>
<div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;<span class="comment"> * Reverse the order of characters in the string</span></div>
<div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;<span class="comment"> * @param str       a pointer of source string</span></div>
<div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;<span class="comment"> * @return always returns a pointer of str</span></div>
<div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;<span class="comment"> * @note This modify str directly.</span></div>
<div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"><a class="line" href="qstring_8c.html#acc9b4062910be63934d6b1658359b9bd">  493</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#acc9b4062910be63934d6b1658359b9bd">qstrrev</a>(<span class="keywordtype">char</span> *str) {</div>
<div class="line"><a name="l00494"></a><span class="lineno">  494</span>&#160;    <span class="keywordflow">if</span> (str == NULL)</div>
<div class="line"><a name="l00495"></a><span class="lineno">  495</span>&#160;        <span class="keywordflow">return</span> str;</div>
<div class="line"><a name="l00496"></a><span class="lineno">  496</span>&#160;</div>
<div class="line"><a name="l00497"></a><span class="lineno">  497</span>&#160;    <span class="keywordtype">char</span> *p1, *p2;</div>
<div class="line"><a name="l00498"></a><span class="lineno">  498</span>&#160;    <span class="keywordflow">for</span> (p1 = str, p2 = str + (strlen(str) - 1); p2 &gt; p1; p1++, p2--) {</div>
<div class="line"><a name="l00499"></a><span class="lineno">  499</span>&#160;        <span class="keywordtype">char</span> t = *p1;</div>
<div class="line"><a name="l00500"></a><span class="lineno">  500</span>&#160;        *p1 = *p2;</div>
<div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;        *p2 = t;</div>
<div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;    }</div>
<div class="line"><a name="l00503"></a><span class="lineno">  503</span>&#160;</div>
<div class="line"><a name="l00504"></a><span class="lineno">  504</span>&#160;    <span class="keywordflow">return</span> str;</div>
<div class="line"><a name="l00505"></a><span class="lineno">  505</span>&#160;}</div>
<div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00507"></a><span class="lineno">  507</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;<span class="comment"> * Convert character to bigger character.</span></div>
<div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;<span class="comment"> * @param str       a pointer of source string</span></div>
<div class="line"><a name="l00511"></a><span class="lineno">  511</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;<span class="comment"> * @return always returns a pointer of str</span></div>
<div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;<span class="comment"> * @note This modify str directly.</span></div>
<div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00516"></a><span class="lineno"><a class="line" href="qstring_8c.html#aa694e3f14941ac016fccbb456e24a134">  516</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#aa694e3f14941ac016fccbb456e24a134">qstrupper</a>(<span class="keywordtype">char</span> *str) {</div>
<div class="line"><a name="l00517"></a><span class="lineno">  517</span>&#160;    <span class="keywordtype">char</span> *cp;</div>
<div class="line"><a name="l00518"></a><span class="lineno">  518</span>&#160;</div>
<div class="line"><a name="l00519"></a><span class="lineno">  519</span>&#160;    <span class="keywordflow">if</span> (!str)</div>
<div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;    <span class="keywordflow">for</span> (cp = str; *cp; cp++)</div>
<div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;        <span class="keywordflow">if</span> (*cp &gt;= <span class="charliteral">&#39;a&#39;</span> &amp;&amp; *cp &lt;= <span class="charliteral">&#39;z&#39;</span>)</div>
<div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;            *cp -= 32;</div>
<div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160;    <span class="keywordflow">return</span> str;</div>
<div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;}</div>
<div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00527"></a><span class="lineno">  527</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;<span class="comment"> * Convert character to lower character.</span></div>
<div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;<span class="comment"> * @param str       a pointer of source string</span></div>
<div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160;<span class="comment"> * @return always returns a pointer of str</span></div>
<div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;<span class="comment"> * @note This modify str directly.</span></div>
<div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00536"></a><span class="lineno"><a class="line" href="qstring_8c.html#ad17ac23f4397125c8bdfd9359f2b6780">  536</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#ad17ac23f4397125c8bdfd9359f2b6780">qstrlower</a>(<span class="keywordtype">char</span> *str) {</div>
<div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160;    <span class="keywordtype">char</span> *cp;</div>
<div class="line"><a name="l00538"></a><span class="lineno">  538</span>&#160;</div>
<div class="line"><a name="l00539"></a><span class="lineno">  539</span>&#160;    <span class="keywordflow">if</span> (!str)</div>
<div class="line"><a name="l00540"></a><span class="lineno">  540</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00541"></a><span class="lineno">  541</span>&#160;    <span class="keywordflow">for</span> (cp = str; *cp; cp++)</div>
<div class="line"><a name="l00542"></a><span class="lineno">  542</span>&#160;        <span class="keywordflow">if</span> (*cp &gt;= <span class="charliteral">&#39;A&#39;</span> &amp;&amp; *cp &lt;= <span class="charliteral">&#39;Z&#39;</span>)</div>
<div class="line"><a name="l00543"></a><span class="lineno">  543</span>&#160;            *cp += 32;</div>
<div class="line"><a name="l00544"></a><span class="lineno">  544</span>&#160;    <span class="keywordflow">return</span> str;</div>
<div class="line"><a name="l00545"></a><span class="lineno">  545</span>&#160;}</div>
<div class="line"><a name="l00546"></a><span class="lineno">  546</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00547"></a><span class="lineno">  547</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00548"></a><span class="lineno">  548</span>&#160;<span class="comment"> * Split string into tokens</span></div>
<div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00550"></a><span class="lineno">  550</span>&#160;<span class="comment"> * @param str           source string</span></div>
<div class="line"><a name="l00551"></a><span class="lineno">  551</span>&#160;<span class="comment"> * @param delimiters    string that specifies a set of delimiters that may</span></div>
<div class="line"><a name="l00552"></a><span class="lineno">  552</span>&#160;<span class="comment"> *                      surround the token being extracted</span></div>
<div class="line"><a name="l00553"></a><span class="lineno">  553</span>&#160;<span class="comment"> * @param retstop       stop delimiter character will be stored. it can be NULL</span></div>
<div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160;<span class="comment"> *                      if you don&#39;t want to know.</span></div>
<div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160;<span class="comment"> * @param offset        integer pointer used for store last position.</span></div>
<div class="line"><a name="l00556"></a><span class="lineno">  556</span>&#160;<span class="comment"> *                      (must be reset to 0)</span></div>
<div class="line"><a name="l00557"></a><span class="lineno">  557</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00558"></a><span class="lineno">  558</span>&#160;<span class="comment"> * @return a pointer to the first byte of a token if successful, otherwise</span></div>
<div class="line"><a name="l00559"></a><span class="lineno">  559</span>&#160;<span class="comment"> *         returns NULL.</span></div>
<div class="line"><a name="l00560"></a><span class="lineno">  560</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00561"></a><span class="lineno">  561</span>&#160;<span class="comment"> * @code</span></div>
<div class="line"><a name="l00562"></a><span class="lineno">  562</span>&#160;<span class="comment"> *   char *str = strdup(&quot;Hello,world|Thank,you&quot;);</span></div>
<div class="line"><a name="l00563"></a><span class="lineno">  563</span>&#160;<span class="comment"> *   char *token;</span></div>
<div class="line"><a name="l00564"></a><span class="lineno">  564</span>&#160;<span class="comment"> *   int offset = 0;</span></div>
<div class="line"><a name="l00565"></a><span class="lineno">  565</span>&#160;<span class="comment"> *   while((token = qstrtok(str, &quot;|,&quot;, NULL, &amp;offset)) != NULL) {</span></div>
<div class="line"><a name="l00566"></a><span class="lineno">  566</span>&#160;<span class="comment"> *     printf(&quot;%s\n&quot;, token);</span></div>
<div class="line"><a name="l00567"></a><span class="lineno">  567</span>&#160;<span class="comment"> *  }</span></div>
<div class="line"><a name="l00568"></a><span class="lineno">  568</span>&#160;<span class="comment"> * @endcode</span></div>
<div class="line"><a name="l00569"></a><span class="lineno">  569</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00570"></a><span class="lineno">  570</span>&#160;<span class="comment"> * @note</span></div>
<div class="line"><a name="l00571"></a><span class="lineno">  571</span>&#160;<span class="comment"> *  This may modify str argument.</span></div>
<div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;<span class="comment"> *  The major difference between qstrtok() and standard strtok() is that</span></div>
<div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;<span class="comment"> *  qstrtok() can returns empty string tokens. If the str is &quot;a:b::d&quot;, qstrtok()</span></div>
<div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160;<span class="comment"> *  returns &quot;a&quot;, &quot;b&quot;, &quot;&quot;, &quot;d&quot;. But strtok() returns &quot;a&quot;,&quot;b&quot;,&quot;d&quot;.</span></div>
<div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00576"></a><span class="lineno"><a class="line" href="qstring_8c.html#a6183cbf7350c2373915feac84b5ec25c">  576</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#a6183cbf7350c2373915feac84b5ec25c">qstrtok</a>(<span class="keywordtype">char</span> *str, <span class="keyword">const</span> <span class="keywordtype">char</span> *delimiters, <span class="keywordtype">char</span> *retstop, <span class="keywordtype">int</span> *offset) {</div>
<div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;    <span class="keywordtype">char</span> *tokensp, *tokenep;</div>
<div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160;</div>
<div class="line"><a name="l00579"></a><span class="lineno">  579</span>&#160;    tokensp = tokenep = (<span class="keywordtype">char</span> *) (str + *offset);</div>
<div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;    <span class="keywordtype">int</span> numdel = strlen(delimiters);</div>
<div class="line"><a name="l00581"></a><span class="lineno">  581</span>&#160;    <span class="keywordflow">for</span> (; *tokenep; tokenep++) {</div>
<div class="line"><a name="l00582"></a><span class="lineno">  582</span>&#160;        <span class="keywordtype">int</span> j;</div>
<div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160;        <span class="keywordflow">for</span> (j = 0; j &lt; numdel; j++) {</div>
<div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160;            <span class="keywordflow">if</span> (*tokenep == delimiters[j]) {</div>
<div class="line"><a name="l00585"></a><span class="lineno">  585</span>&#160;                <span class="keywordflow">if</span> (retstop != NULL)</div>
<div class="line"><a name="l00586"></a><span class="lineno">  586</span>&#160;                    *retstop = delimiters[j];</div>
<div class="line"><a name="l00587"></a><span class="lineno">  587</span>&#160;                *tokenep = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00588"></a><span class="lineno">  588</span>&#160;                tokenep++;</div>
<div class="line"><a name="l00589"></a><span class="lineno">  589</span>&#160;                *offset = tokenep - str;</div>
<div class="line"><a name="l00590"></a><span class="lineno">  590</span>&#160;                <span class="keywordflow">return</span> tokensp;</div>
<div class="line"><a name="l00591"></a><span class="lineno">  591</span>&#160;            }</div>
<div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;        }</div>
<div class="line"><a name="l00593"></a><span class="lineno">  593</span>&#160;    }</div>
<div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160;</div>
<div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160;    <span class="keywordflow">if</span> (retstop != NULL)</div>
<div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160;        *retstop = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00597"></a><span class="lineno">  597</span>&#160;    <span class="keywordflow">if</span> (tokensp != tokenep) {</div>
<div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;        *offset = tokenep - str;</div>
<div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;        <span class="keywordflow">return</span> tokensp;</div>
<div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;    }</div>
<div class="line"><a name="l00601"></a><span class="lineno">  601</span>&#160;    <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00602"></a><span class="lineno">  602</span>&#160;}</div>
<div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00605"></a><span class="lineno">  605</span>&#160;<span class="comment"> * String Tokenizer</span></div>
<div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;<span class="comment"> * @param str           source string</span></div>
<div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;<span class="comment"> * @param delimiters    string that specifies a set of delimiters that may</span></div>
<div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;<span class="comment"> *                      surround the token being extracted</span></div>
<div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00611"></a><span class="lineno">  611</span>&#160;<span class="comment"> * @return qlist container pointer otherwise returns NULL.</span></div>
<div class="line"><a name="l00612"></a><span class="lineno">  612</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00613"></a><span class="lineno">  613</span>&#160;<span class="comment"> * @code</span></div>
<div class="line"><a name="l00614"></a><span class="lineno">  614</span>&#160;<span class="comment"> *   qlist_t *tokens = qstr_tokenizer(&quot;a:b:c&quot;, &quot;:&quot;);</span></div>
<div class="line"><a name="l00615"></a><span class="lineno">  615</span>&#160;<span class="comment"> *   char *str;</span></div>
<div class="line"><a name="l00616"></a><span class="lineno">  616</span>&#160;<span class="comment"> *   while((str = tokens-&gt;popfirst(tokens, NULL)) != NULL) {</span></div>
<div class="line"><a name="l00617"></a><span class="lineno">  617</span>&#160;<span class="comment"> *     printf(&quot;%s\n&quot;, str);</span></div>
<div class="line"><a name="l00618"></a><span class="lineno">  618</span>&#160;<span class="comment"> *   }</span></div>
<div class="line"><a name="l00619"></a><span class="lineno">  619</span>&#160;<span class="comment"> *   tokens-&gt;free(tokens);</span></div>
<div class="line"><a name="l00620"></a><span class="lineno">  620</span>&#160;<span class="comment"> * @endcode</span></div>
<div class="line"><a name="l00621"></a><span class="lineno">  621</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00622"></a><span class="lineno"><a class="line" href="qstring_8c.html#af45ab0b307be585b9b24aa45e37ad5eb">  622</a></span>&#160;qlist_t *<a class="code" href="qstring_8c.html#af45ab0b307be585b9b24aa45e37ad5eb">qstrtokenizer</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *str, <span class="keyword">const</span> <span class="keywordtype">char</span> *delimiters) {</div>
<div class="line"><a name="l00623"></a><span class="lineno">  623</span>&#160;    qlist_t *list = <a class="code" href="qlist_8c.html#a171f1b505417b5a936e198993c9cb372">qlist</a>(0);</div>
<div class="line"><a name="l00624"></a><span class="lineno">  624</span>&#160;    <span class="keywordflow">if</span> (list == NULL)</div>
<div class="line"><a name="l00625"></a><span class="lineno">  625</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00626"></a><span class="lineno">  626</span>&#160;</div>
<div class="line"><a name="l00627"></a><span class="lineno">  627</span>&#160;    <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00628"></a><span class="lineno">  628</span>&#160;    <span class="keywordtype">char</span> *dupstr = strdup(str);</div>
<div class="line"><a name="l00629"></a><span class="lineno">  629</span>&#160;    <span class="keywordtype">char</span> *token;</div>
<div class="line"><a name="l00630"></a><span class="lineno">  630</span>&#160;    <span class="keywordtype">int</span> offset = 0;</div>
<div class="line"><a name="l00631"></a><span class="lineno">  631</span>&#160;    <span class="keywordflow">for</span> (i = 1, token = <a class="code" href="qstring_8c.html#a6183cbf7350c2373915feac84b5ec25c">qstrtok</a>(dupstr, delimiters, NULL, &amp;offset);</div>
<div class="line"><a name="l00632"></a><span class="lineno">  632</span>&#160;            token != NULL;</div>
<div class="line"><a name="l00633"></a><span class="lineno">  633</span>&#160;            token = <a class="code" href="qstring_8c.html#a6183cbf7350c2373915feac84b5ec25c">qstrtok</a>(dupstr, delimiters, NULL, &amp;offset), i++) {</div>
<div class="line"><a name="l00634"></a><span class="lineno">  634</span>&#160;        list-&gt;addlast(list, token, strlen(token) + 1);</div>
<div class="line"><a name="l00635"></a><span class="lineno">  635</span>&#160;    }</div>
<div class="line"><a name="l00636"></a><span class="lineno">  636</span>&#160;    free(dupstr);</div>
<div class="line"><a name="l00637"></a><span class="lineno">  637</span>&#160;</div>
<div class="line"><a name="l00638"></a><span class="lineno">  638</span>&#160;    <span class="keywordflow">return</span> list;</div>
<div class="line"><a name="l00639"></a><span class="lineno">  639</span>&#160;}</div>
<div class="line"><a name="l00640"></a><span class="lineno">  640</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00641"></a><span class="lineno">  641</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00642"></a><span class="lineno">  642</span>&#160;<span class="comment"> * Generate unique id</span></div>
<div class="line"><a name="l00643"></a><span class="lineno">  643</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00644"></a><span class="lineno">  644</span>&#160;<span class="comment"> * @param seed      additional seed string. this can be NULL</span></div>
<div class="line"><a name="l00645"></a><span class="lineno">  645</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00646"></a><span class="lineno">  646</span>&#160;<span class="comment"> * @return a pointer of malloced string</span></div>
<div class="line"><a name="l00647"></a><span class="lineno">  647</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00648"></a><span class="lineno">  648</span>&#160;<span class="comment"> * @note</span></div>
<div class="line"><a name="l00649"></a><span class="lineno">  649</span>&#160;<span class="comment"> *  The length of returned string is 32+1 bytes long including terminating NULL</span></div>
<div class="line"><a name="l00650"></a><span class="lineno">  650</span>&#160;<span class="comment"> *  character. It&#39;s a good idea to call srand() once before calling this because</span></div>
<div class="line"><a name="l00651"></a><span class="lineno">  651</span>&#160;<span class="comment"> *  it uses rand().</span></div>
<div class="line"><a name="l00652"></a><span class="lineno">  652</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00653"></a><span class="lineno"><a class="line" href="qstring_8c.html#ad300f196f08a8243c384f2f59f06f67b">  653</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#ad300f196f08a8243c384f2f59f06f67b">qstrunique</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *seed) {</div>
<div class="line"><a name="l00654"></a><span class="lineno">  654</span>&#160;    <span class="keywordtype">long</span> usec;</div>
<div class="line"><a name="l00655"></a><span class="lineno">  655</span>&#160;<span class="preprocessor">#ifdef _WIN32</span></div>
<div class="line"><a name="l00656"></a><span class="lineno">  656</span>&#160;<span class="preprocessor"></span>    FILETIME ft;</div>
<div class="line"><a name="l00657"></a><span class="lineno">  657</span>&#160;    GetSystemTimeAsFileTime(&amp;ft);</div>
<div class="line"><a name="l00658"></a><span class="lineno">  658</span>&#160;    usec = ft.dwLowDateTime % 1000000;</div>
<div class="line"><a name="l00659"></a><span class="lineno">  659</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00660"></a><span class="lineno">  660</span>&#160;<span class="preprocessor"></span>    <span class="keyword">struct </span>timeval tv;</div>
<div class="line"><a name="l00661"></a><span class="lineno">  661</span>&#160;    gettimeofday(&amp;tv, NULL);</div>
<div class="line"><a name="l00662"></a><span class="lineno">  662</span>&#160;    usec = tv.tv_usec;</div>
<div class="line"><a name="l00663"></a><span class="lineno">  663</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00664"></a><span class="lineno">  664</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00665"></a><span class="lineno">  665</span>&#160;    <span class="keywordtype">char</span> uniquestr[128];</div>
<div class="line"><a name="l00666"></a><span class="lineno">  666</span>&#160;    snprintf(uniquestr, <span class="keyword">sizeof</span>(uniquestr), <span class="stringliteral">&quot;%u%d%lu%ld%s&quot;</span>, getpid(), rand(),</div>
<div class="line"><a name="l00667"></a><span class="lineno">  667</span>&#160;             (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>)time(NULL), usec, (seed != NULL) ? seed : <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00668"></a><span class="lineno">  668</span>&#160;</div>
<div class="line"><a name="l00669"></a><span class="lineno">  669</span>&#160;    <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> md5hash[16];</div>
<div class="line"><a name="l00670"></a><span class="lineno">  670</span>&#160;    <a class="code" href="qhash_8c.html#a3ed9a8cb5f08fa3e3c58776a62f3f54f">qhashmd5</a>(uniquestr, strlen(uniquestr), md5hash);</div>
<div class="line"><a name="l00671"></a><span class="lineno">  671</span>&#160;    <span class="keywordtype">char</span> *md5ascii = <a class="code" href="qencode_8c.html#acf074770f495d087f9bbb268a52debb9">qhex_encode</a>(md5hash, 16);</div>
<div class="line"><a name="l00672"></a><span class="lineno">  672</span>&#160;</div>
<div class="line"><a name="l00673"></a><span class="lineno">  673</span>&#160;    <span class="keywordflow">return</span> md5ascii;</div>
<div class="line"><a name="l00674"></a><span class="lineno">  674</span>&#160;}</div>
<div class="line"><a name="l00675"></a><span class="lineno">  675</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00676"></a><span class="lineno">  676</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00677"></a><span class="lineno">  677</span>&#160;<span class="comment"> * Convert integer to comma string.</span></div>
<div class="line"><a name="l00678"></a><span class="lineno">  678</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00679"></a><span class="lineno">  679</span>&#160;<span class="comment"> * @param number    integer</span></div>
<div class="line"><a name="l00680"></a><span class="lineno">  680</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00681"></a><span class="lineno">  681</span>&#160;<span class="comment"> * @return a pointer of malloced string which contains comma separated number</span></div>
<div class="line"><a name="l00682"></a><span class="lineno">  682</span>&#160;<span class="comment"> *         if successful, otherwise returns NULL</span></div>
<div class="line"><a name="l00683"></a><span class="lineno">  683</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00684"></a><span class="lineno"><a class="line" href="qstring_8c.html#a75b5521fd90e830770182d68d613fc43">  684</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#a75b5521fd90e830770182d68d613fc43">qstr_comma_number</a>(<span class="keywordtype">int</span> number) {</div>
<div class="line"><a name="l00685"></a><span class="lineno">  685</span>&#160;    <span class="keywordtype">char</span> *str, *strp;</div>
<div class="line"><a name="l00686"></a><span class="lineno">  686</span>&#160;</div>
<div class="line"><a name="l00687"></a><span class="lineno">  687</span>&#160;    str = strp = (<span class="keywordtype">char</span> *) malloc(<span class="keyword">sizeof</span>(<span class="keywordtype">char</span>) * (14 + 1));</div>
<div class="line"><a name="l00688"></a><span class="lineno">  688</span>&#160;    <span class="keywordflow">if</span> (str == NULL)</div>
<div class="line"><a name="l00689"></a><span class="lineno">  689</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00690"></a><span class="lineno">  690</span>&#160;</div>
<div class="line"><a name="l00691"></a><span class="lineno">  691</span>&#160;    <span class="keywordtype">char</span> buf[10 + 1], *bufp;</div>
<div class="line"><a name="l00692"></a><span class="lineno">  692</span>&#160;    snprintf(buf, <span class="keyword">sizeof</span>(buf), <span class="stringliteral">&quot;%d&quot;</span>, abs(number));</div>
<div class="line"><a name="l00693"></a><span class="lineno">  693</span>&#160;</div>
<div class="line"><a name="l00694"></a><span class="lineno">  694</span>&#160;    <span class="keywordflow">if</span> (number &lt; 0)</div>
<div class="line"><a name="l00695"></a><span class="lineno">  695</span>&#160;        *strp++ = <span class="charliteral">&#39;-&#39;</span>;</div>
<div class="line"><a name="l00696"></a><span class="lineno">  696</span>&#160;    <span class="keywordflow">for</span> (bufp = buf; *bufp != <span class="charliteral">&#39;\0&#39;</span>; strp++, bufp++) {</div>
<div class="line"><a name="l00697"></a><span class="lineno">  697</span>&#160;        *strp = *bufp;</div>
<div class="line"><a name="l00698"></a><span class="lineno">  698</span>&#160;        <span class="keywordflow">if</span> ((strlen(bufp)) % 3 == 1 &amp;&amp; *(bufp + 1) != <span class="charliteral">&#39;\0&#39;</span>)</div>
<div class="line"><a name="l00699"></a><span class="lineno">  699</span>&#160;            *(++strp) = <span class="charliteral">&#39;,&#39;</span>;</div>
<div class="line"><a name="l00700"></a><span class="lineno">  700</span>&#160;    }</div>
<div class="line"><a name="l00701"></a><span class="lineno">  701</span>&#160;    *strp = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00702"></a><span class="lineno">  702</span>&#160;</div>
<div class="line"><a name="l00703"></a><span class="lineno">  703</span>&#160;    <span class="keywordflow">return</span> str;</div>
<div class="line"><a name="l00704"></a><span class="lineno">  704</span>&#160;}</div>
<div class="line"><a name="l00705"></a><span class="lineno">  705</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00706"></a><span class="lineno">  706</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00707"></a><span class="lineno">  707</span>&#160;<span class="comment"> * Test for an alpha-numeric string</span></div>
<div class="line"><a name="l00708"></a><span class="lineno">  708</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00709"></a><span class="lineno">  709</span>&#160;<span class="comment"> * @param testfunc  test function for individual character</span></div>
<div class="line"><a name="l00710"></a><span class="lineno">  710</span>&#160;<span class="comment"> * @param str       a pointer of string</span></div>
<div class="line"><a name="l00711"></a><span class="lineno">  711</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00712"></a><span class="lineno">  712</span>&#160;<span class="comment"> * @return true for ok, otherwise returns false</span></div>
<div class="line"><a name="l00713"></a><span class="lineno">  713</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00714"></a><span class="lineno">  714</span>&#160;<span class="comment"> * @code</span></div>
<div class="line"><a name="l00715"></a><span class="lineno">  715</span>&#160;<span class="comment"> *   if(qstrtest(isalnum, &quot;hello1234&quot;) == true) {</span></div>
<div class="line"><a name="l00716"></a><span class="lineno">  716</span>&#160;<span class="comment"> *     printf(&quot;It is alpha-numeric string.&quot;);</span></div>
<div class="line"><a name="l00717"></a><span class="lineno">  717</span>&#160;<span class="comment"> *   }</span></div>
<div class="line"><a name="l00718"></a><span class="lineno">  718</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00719"></a><span class="lineno">  719</span>&#160;<span class="comment"> *   if(qstrtest(isdigit, &quot;0123456789&quot;) == true) {</span></div>
<div class="line"><a name="l00720"></a><span class="lineno">  720</span>&#160;<span class="comment"> *     printf(&quot;It is alpha-numeric string.&quot;);</span></div>
<div class="line"><a name="l00721"></a><span class="lineno">  721</span>&#160;<span class="comment"> *   }</span></div>
<div class="line"><a name="l00722"></a><span class="lineno">  722</span>&#160;<span class="comment"> * @endcode</span></div>
<div class="line"><a name="l00723"></a><span class="lineno">  723</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00724"></a><span class="lineno">  724</span>&#160;<span class="comment"> * @note</span></div>
<div class="line"><a name="l00725"></a><span class="lineno">  725</span>&#160;<span class="comment"> *  Basically you can use below test functios without creating your own version.</span></div>
<div class="line"><a name="l00726"></a><span class="lineno">  726</span>&#160;<span class="comment"> *  Make sure &lt;ctype.h&gt; header should be included before using any of these</span></div>
<div class="line"><a name="l00727"></a><span class="lineno">  727</span>&#160;<span class="comment"> *  functions.</span></div>
<div class="line"><a name="l00728"></a><span class="lineno">  728</span>&#160;<span class="comment"> *    isalnum - checks for an alphanumeric character.</span></div>
<div class="line"><a name="l00729"></a><span class="lineno">  729</span>&#160;<span class="comment"> *    isalpha - checks for an alphabetic character.</span></div>
<div class="line"><a name="l00730"></a><span class="lineno">  730</span>&#160;<span class="comment"> *    isascii - checks  whether  c is a 7-bit unsigned char value that fits into</span></div>
<div class="line"><a name="l00731"></a><span class="lineno">  731</span>&#160;<span class="comment"> *              the ASCII character set.</span></div>
<div class="line"><a name="l00732"></a><span class="lineno">  732</span>&#160;<span class="comment"> *    isblank - checks for a blank character; that is, a space or a tab.</span></div>
<div class="line"><a name="l00733"></a><span class="lineno">  733</span>&#160;<span class="comment"> *    iscntrl - checks for a control character.</span></div>
<div class="line"><a name="l00734"></a><span class="lineno">  734</span>&#160;<span class="comment"> *    isdigit - checks for a digit (0 through 9).</span></div>
<div class="line"><a name="l00735"></a><span class="lineno">  735</span>&#160;<span class="comment"> *    isgraph - checks for any printable character except space.</span></div>
<div class="line"><a name="l00736"></a><span class="lineno">  736</span>&#160;<span class="comment"> *    islower - checks for a lower-case character.</span></div>
<div class="line"><a name="l00737"></a><span class="lineno">  737</span>&#160;<span class="comment"> *    isprint - checks for any printable character including space.</span></div>
<div class="line"><a name="l00738"></a><span class="lineno">  738</span>&#160;<span class="comment"> *    ispunct - checks for any printable character which is not a  space or an</span></div>
<div class="line"><a name="l00739"></a><span class="lineno">  739</span>&#160;<span class="comment"> *              alphanumeric character.</span></div>
<div class="line"><a name="l00740"></a><span class="lineno">  740</span>&#160;<span class="comment"> *    isspace - checks  for  white-space  characters.</span></div>
<div class="line"><a name="l00741"></a><span class="lineno">  741</span>&#160;<span class="comment"> *    isupper - checks for an uppercase letter.</span></div>
<div class="line"><a name="l00742"></a><span class="lineno">  742</span>&#160;<span class="comment"> *    isxdigit -  checks for a hexadecimal digits.</span></div>
<div class="line"><a name="l00743"></a><span class="lineno">  743</span>&#160;<span class="comment"> *  Please refer &quot;man isalnum&quot; for more details about these functions.</span></div>
<div class="line"><a name="l00744"></a><span class="lineno">  744</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00745"></a><span class="lineno"><a class="line" href="qstring_8c.html#a6ddf2449ee1edb1139005fa88213567c">  745</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="qstring_8c.html#a6ddf2449ee1edb1139005fa88213567c">qstrtest</a>(<span class="keywordtype">int</span> (*testfunc)(<span class="keywordtype">int</span>), <span class="keyword">const</span> <span class="keywordtype">char</span> *str) {</div>
<div class="line"><a name="l00746"></a><span class="lineno">  746</span>&#160;    <span class="keywordflow">for</span> (; *str; str++) {</div>
<div class="line"><a name="l00747"></a><span class="lineno">  747</span>&#160;        <span class="keywordflow">if</span> (testfunc(*str) == 0)</div>
<div class="line"><a name="l00748"></a><span class="lineno">  748</span>&#160;            <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00749"></a><span class="lineno">  749</span>&#160;    }</div>
<div class="line"><a name="l00750"></a><span class="lineno">  750</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00751"></a><span class="lineno">  751</span>&#160;}</div>
<div class="line"><a name="l00752"></a><span class="lineno">  752</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00753"></a><span class="lineno">  753</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00754"></a><span class="lineno">  754</span>&#160;<span class="comment"> * Test for an email-address formatted string</span></div>
<div class="line"><a name="l00755"></a><span class="lineno">  755</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00756"></a><span class="lineno">  756</span>&#160;<span class="comment"> * @param email     email-address formatted string</span></div>
<div class="line"><a name="l00757"></a><span class="lineno">  757</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00758"></a><span class="lineno">  758</span>&#160;<span class="comment"> * @return true if successful, otherwise returns false</span></div>
<div class="line"><a name="l00759"></a><span class="lineno">  759</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00760"></a><span class="lineno"><a class="line" href="qstring_8c.html#af8e066e1239a1670b9640bdf0e456b89">  760</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="qstring_8c.html#af8e066e1239a1670b9640bdf0e456b89">qstr_is_email</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *email) {</div>
<div class="line"><a name="l00761"></a><span class="lineno">  761</span>&#160;    <span class="keywordtype">int</span> i, alpa, dot, gol;</div>
<div class="line"><a name="l00762"></a><span class="lineno">  762</span>&#160;</div>
<div class="line"><a name="l00763"></a><span class="lineno">  763</span>&#160;    <span class="keywordflow">if</span> (email == NULL)</div>
<div class="line"><a name="l00764"></a><span class="lineno">  764</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00765"></a><span class="lineno">  765</span>&#160;</div>
<div class="line"><a name="l00766"></a><span class="lineno">  766</span>&#160;    <span class="keywordflow">for</span> (i = alpa = dot = gol = 0; email[i] != <span class="charliteral">&#39;\0&#39;</span>; i++) {</div>
<div class="line"><a name="l00767"></a><span class="lineno">  767</span>&#160;        <span class="keywordflow">switch</span> (email[i]) {</div>
<div class="line"><a name="l00768"></a><span class="lineno">  768</span>&#160;            <span class="keywordflow">case</span> <span class="charliteral">&#39;@&#39;</span>: {</div>
<div class="line"><a name="l00769"></a><span class="lineno">  769</span>&#160;                <span class="keywordflow">if</span> (alpa == 0)</div>
<div class="line"><a name="l00770"></a><span class="lineno">  770</span>&#160;                    <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00771"></a><span class="lineno">  771</span>&#160;                <span class="keywordflow">if</span> (gol &gt; 0)</div>
<div class="line"><a name="l00772"></a><span class="lineno">  772</span>&#160;                    <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00773"></a><span class="lineno">  773</span>&#160;                gol++;</div>
<div class="line"><a name="l00774"></a><span class="lineno">  774</span>&#160;                <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00775"></a><span class="lineno">  775</span>&#160;            }</div>
<div class="line"><a name="l00776"></a><span class="lineno">  776</span>&#160;            <span class="keywordflow">case</span> <span class="charliteral">&#39;.&#39;</span>: {</div>
<div class="line"><a name="l00777"></a><span class="lineno">  777</span>&#160;                <span class="keywordflow">if</span> ((i &gt; 0) &amp;&amp; (email[i - 1] == <span class="charliteral">&#39;@&#39;</span>))</div>
<div class="line"><a name="l00778"></a><span class="lineno">  778</span>&#160;                    <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00779"></a><span class="lineno">  779</span>&#160;                <span class="keywordflow">if</span> ((gol &gt; 0) &amp;&amp; (email[i - 1] == <span class="charliteral">&#39;.&#39;</span>))</div>
<div class="line"><a name="l00780"></a><span class="lineno">  780</span>&#160;                    <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00781"></a><span class="lineno">  781</span>&#160;                dot++;</div>
<div class="line"><a name="l00782"></a><span class="lineno">  782</span>&#160;                <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00783"></a><span class="lineno">  783</span>&#160;            }</div>
<div class="line"><a name="l00784"></a><span class="lineno">  784</span>&#160;            <span class="keywordflow">default</span>: {</div>
<div class="line"><a name="l00785"></a><span class="lineno">  785</span>&#160;                alpa++;</div>
<div class="line"><a name="l00786"></a><span class="lineno">  786</span>&#160;                <span class="keywordflow">if</span> ((email[i] &gt;= <span class="charliteral">&#39;0&#39;</span>) &amp;&amp; (email[i] &lt;= <span class="charliteral">&#39;9&#39;</span>))</div>
<div class="line"><a name="l00787"></a><span class="lineno">  787</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00788"></a><span class="lineno">  788</span>&#160;                <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((email[i] &gt;= <span class="charliteral">&#39;A&#39;</span>) &amp;&amp; (email[i] &lt;= <span class="charliteral">&#39;Z&#39;</span>))</div>
<div class="line"><a name="l00789"></a><span class="lineno">  789</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00790"></a><span class="lineno">  790</span>&#160;                <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((email[i] &gt;= <span class="charliteral">&#39;a&#39;</span>) &amp;&amp; (email[i] &lt;= <span class="charliteral">&#39;z&#39;</span>))</div>
<div class="line"><a name="l00791"></a><span class="lineno">  791</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00792"></a><span class="lineno">  792</span>&#160;                <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((email[i] == <span class="charliteral">&#39;-&#39;</span>) || (email[i] == <span class="charliteral">&#39;_&#39;</span>))</div>
<div class="line"><a name="l00793"></a><span class="lineno">  793</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00794"></a><span class="lineno">  794</span>&#160;                <span class="keywordflow">else</span></div>
<div class="line"><a name="l00795"></a><span class="lineno">  795</span>&#160;                    <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00796"></a><span class="lineno">  796</span>&#160;            }</div>
<div class="line"><a name="l00797"></a><span class="lineno">  797</span>&#160;        }</div>
<div class="line"><a name="l00798"></a><span class="lineno">  798</span>&#160;    }</div>
<div class="line"><a name="l00799"></a><span class="lineno">  799</span>&#160;</div>
<div class="line"><a name="l00800"></a><span class="lineno">  800</span>&#160;    <span class="keywordflow">if</span> ((alpa &lt;= 3) || (gol == 0) || (dot == 0))</div>
<div class="line"><a name="l00801"></a><span class="lineno">  801</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00802"></a><span class="lineno">  802</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00803"></a><span class="lineno">  803</span>&#160;}</div>
<div class="line"><a name="l00804"></a><span class="lineno">  804</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00805"></a><span class="lineno">  805</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00806"></a><span class="lineno">  806</span>&#160;<span class="comment"> * Test for an IPv4 address string</span></div>
<div class="line"><a name="l00807"></a><span class="lineno">  807</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00808"></a><span class="lineno">  808</span>&#160;<span class="comment"> * @param url       IPv4 address string</span></div>
<div class="line"><a name="l00809"></a><span class="lineno">  809</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00810"></a><span class="lineno">  810</span>&#160;<span class="comment"> * @return true if successful, otherwise returns false</span></div>
<div class="line"><a name="l00811"></a><span class="lineno">  811</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00812"></a><span class="lineno">  812</span>&#160;<span class="comment"> * @code</span></div>
<div class="line"><a name="l00813"></a><span class="lineno">  813</span>&#160;<span class="comment"> *   if(qstr_is_ip4addr(&quot;1.2.3.4&quot;) == true) {</span></div>
<div class="line"><a name="l00814"></a><span class="lineno">  814</span>&#160;<span class="comment"> *     printf(&quot;It is IPv4 address string.&quot;);</span></div>
<div class="line"><a name="l00815"></a><span class="lineno">  815</span>&#160;<span class="comment"> *   }</span></div>
<div class="line"><a name="l00816"></a><span class="lineno">  816</span>&#160;<span class="comment"> * @endcode</span></div>
<div class="line"><a name="l00817"></a><span class="lineno">  817</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00818"></a><span class="lineno"><a class="line" href="qstring_8c.html#a87849863c09feb068f316ffb63aaef03">  818</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="qstring_8c.html#a87849863c09feb068f316ffb63aaef03">qstr_is_ip4addr</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *str) {</div>
<div class="line"><a name="l00819"></a><span class="lineno">  819</span>&#160;    <span class="keywordtype">char</span> *dupstr = strdup(str);</div>
<div class="line"><a name="l00820"></a><span class="lineno">  820</span>&#160;</div>
<div class="line"><a name="l00821"></a><span class="lineno">  821</span>&#160;    <span class="keywordtype">char</span> *s1, *s2;</div>
<div class="line"><a name="l00822"></a><span class="lineno">  822</span>&#160;    <span class="keywordtype">int</span> periodcnt;</div>
<div class="line"><a name="l00823"></a><span class="lineno">  823</span>&#160;    <span class="keywordflow">for</span> (s1 = dupstr, periodcnt = 0; (s2 = strchr(s1, <span class="charliteral">&#39;.&#39;</span>)) != NULL;</div>
<div class="line"><a name="l00824"></a><span class="lineno">  824</span>&#160;            s1 = s2 + 1, periodcnt++) {</div>
<div class="line"><a name="l00825"></a><span class="lineno">  825</span>&#160;        *s2 = <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00826"></a><span class="lineno">  826</span>&#160;</div>
<div class="line"><a name="l00827"></a><span class="lineno">  827</span>&#160;        <span class="keywordtype">int</span> n;</div>
<div class="line"><a name="l00828"></a><span class="lineno">  828</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="qstring_8c.html#a6ddf2449ee1edb1139005fa88213567c">qstrtest</a>(isdigit, s1) == <span class="keyword">false</span> || (n = atoi(s1)) &lt;= 0 || n &gt;= 256) {</div>
<div class="line"><a name="l00829"></a><span class="lineno">  829</span>&#160;            free(dupstr);</div>
<div class="line"><a name="l00830"></a><span class="lineno">  830</span>&#160;            <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00831"></a><span class="lineno">  831</span>&#160;        }</div>
<div class="line"><a name="l00832"></a><span class="lineno">  832</span>&#160;    }</div>
<div class="line"><a name="l00833"></a><span class="lineno">  833</span>&#160;</div>
<div class="line"><a name="l00834"></a><span class="lineno">  834</span>&#160;    free(dupstr);</div>
<div class="line"><a name="l00835"></a><span class="lineno">  835</span>&#160;    <span class="keywordflow">if</span> (periodcnt != 3)</div>
<div class="line"><a name="l00836"></a><span class="lineno">  836</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00837"></a><span class="lineno">  837</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00838"></a><span class="lineno">  838</span>&#160;}</div>
<div class="line"><a name="l00839"></a><span class="lineno">  839</span>&#160;</div>
<div class="line"><a name="l00840"></a><span class="lineno">  840</span>&#160;<span class="preprocessor">#ifdef __linux__</span></div>
<div class="line"><a name="l00841"></a><span class="lineno">  841</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#include &lt;iconv.h&gt;</span></div>
<div class="line"><a name="l00842"></a><span class="lineno">  842</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00843"></a><span class="lineno">  843</span>&#160;<span class="preprocessor"></span><span class="comment"></span></div>
<div class="line"><a name="l00844"></a><span class="lineno">  844</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00845"></a><span class="lineno">  845</span>&#160;<span class="comment"> * Convert character encoding</span></div>
<div class="line"><a name="l00846"></a><span class="lineno">  846</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00847"></a><span class="lineno">  847</span>&#160;<span class="comment"> * @param str       additional seed string. this can be NULL</span></div>
<div class="line"><a name="l00848"></a><span class="lineno">  848</span>&#160;<span class="comment"> * @param fromcode  encoding type of str</span></div>
<div class="line"><a name="l00849"></a><span class="lineno">  849</span>&#160;<span class="comment"> * @param tocode    encoding to convert</span></div>
<div class="line"><a name="l00850"></a><span class="lineno">  850</span>&#160;<span class="comment"> * @param mag       magnification between fromcode and tocode</span></div>
<div class="line"><a name="l00851"></a><span class="lineno">  851</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00852"></a><span class="lineno">  852</span>&#160;<span class="comment"> * @return a pointer of malloced converted string if successful,</span></div>
<div class="line"><a name="l00853"></a><span class="lineno">  853</span>&#160;<span class="comment"> *         otherwise returns NULL</span></div>
<div class="line"><a name="l00854"></a><span class="lineno">  854</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00855"></a><span class="lineno">  855</span>&#160;<span class="comment"> * @code</span></div>
<div class="line"><a name="l00856"></a><span class="lineno">  856</span>&#160;<span class="comment"> *   qCharEncode(&quot;KOREAN_EUCKR_STRING&quot;, &quot;EUC-KR&quot;, &quot;UTF-8&quot;, 1.5);</span></div>
<div class="line"><a name="l00857"></a><span class="lineno">  857</span>&#160;<span class="comment"> * @endcode</span></div>
<div class="line"><a name="l00858"></a><span class="lineno">  858</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00859"></a><span class="lineno"><a class="line" href="qstring_8c.html#ae5317b2503cfc75f1b7faaef86da33d6">  859</a></span>&#160;<span class="keywordtype">char</span> *<a class="code" href="qstring_8c.html#ae5317b2503cfc75f1b7faaef86da33d6">qstr_conv_encoding</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *str, <span class="keyword">const</span> <span class="keywordtype">char</span> *fromcode,</div>
<div class="line"><a name="l00860"></a><span class="lineno">  860</span>&#160;                         <span class="keyword">const</span> <span class="keywordtype">char</span> *tocode, <span class="keywordtype">float</span> mag) {</div>
<div class="line"><a name="l00861"></a><span class="lineno">  861</span>&#160;<span class="preprocessor">#ifdef __linux__</span></div>
<div class="line"><a name="l00862"></a><span class="lineno">  862</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> (str == NULL)</div>
<div class="line"><a name="l00863"></a><span class="lineno">  863</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00864"></a><span class="lineno">  864</span>&#160;</div>
<div class="line"><a name="l00865"></a><span class="lineno">  865</span>&#160;    <span class="keywordtype">char</span> *fromstr = (<span class="keywordtype">char</span> *) str;</div>
<div class="line"><a name="l00866"></a><span class="lineno">  866</span>&#160;    <span class="keywordtype">size_t</span> fromsize = strlen(fromstr) + 1;</div>
<div class="line"><a name="l00867"></a><span class="lineno">  867</span>&#160;</div>
<div class="line"><a name="l00868"></a><span class="lineno">  868</span>&#160;    <span class="keywordtype">size_t</span> tosize = <span class="keyword">sizeof</span>(char) * ((mag * (fromsize - 1)) + 1);</div>
<div class="line"><a name="l00869"></a><span class="lineno">  869</span>&#160;    <span class="keywordtype">char</span> *tostr = (<span class="keywordtype">char</span> *) malloc(tosize);</div>
<div class="line"><a name="l00870"></a><span class="lineno">  870</span>&#160;    <span class="keywordflow">if</span> (tostr == NULL)</div>
<div class="line"><a name="l00871"></a><span class="lineno">  871</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00872"></a><span class="lineno">  872</span>&#160;    <span class="keywordtype">char</span> *tostr1 = tostr;</div>
<div class="line"><a name="l00873"></a><span class="lineno">  873</span>&#160;</div>
<div class="line"><a name="l00874"></a><span class="lineno">  874</span>&#160;    iconv_t it = iconv_open(tocode, fromcode);</div>
<div class="line"><a name="l00875"></a><span class="lineno">  875</span>&#160;    <span class="keywordflow">if</span> (it &lt; 0) {</div>
<div class="line"><a name="l00876"></a><span class="lineno">  876</span>&#160;        DEBUG(<span class="stringliteral">&quot;iconv_open() failed.&quot;</span>);</div>
<div class="line"><a name="l00877"></a><span class="lineno">  877</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00878"></a><span class="lineno">  878</span>&#160;    }</div>
<div class="line"><a name="l00879"></a><span class="lineno">  879</span>&#160;</div>
<div class="line"><a name="l00880"></a><span class="lineno">  880</span>&#160;    <span class="keywordtype">int</span> ret = iconv(it, &amp;fromstr, &amp;fromsize, &amp;tostr, &amp;tosize);</div>
<div class="line"><a name="l00881"></a><span class="lineno">  881</span>&#160;    iconv_close(it);</div>
<div class="line"><a name="l00882"></a><span class="lineno">  882</span>&#160;</div>
<div class="line"><a name="l00883"></a><span class="lineno">  883</span>&#160;    <span class="keywordflow">if</span> (ret &lt; 0) {</div>
<div class="line"><a name="l00884"></a><span class="lineno">  884</span>&#160;        DEBUG(<span class="stringliteral">&quot;iconv() failed.&quot;</span>);</div>
<div class="line"><a name="l00885"></a><span class="lineno">  885</span>&#160;        free(tostr1);</div>
<div class="line"><a name="l00886"></a><span class="lineno">  886</span>&#160;        <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00887"></a><span class="lineno">  887</span>&#160;    }</div>
<div class="line"><a name="l00888"></a><span class="lineno">  888</span>&#160;</div>
<div class="line"><a name="l00889"></a><span class="lineno">  889</span>&#160;    <span class="keywordflow">return</span> tostr1;</div>
<div class="line"><a name="l00890"></a><span class="lineno">  890</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00891"></a><span class="lineno">  891</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00892"></a><span class="lineno">  892</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00893"></a><span class="lineno">  893</span>&#160;<span class="preprocessor"></span>}</div>
<div class="ttc" id="qstring_8c_html_a6ad659c9b3a4f6b515368cb0fa098d32"><div class="ttname"><a href="qstring_8c.html#a6ad659c9b3a4f6b515368cb0fa098d32">qstrdup_between</a></div><div class="ttdeci">char * qstrdup_between(const char *str, const char *start, const char *end)</div><div class="ttdoc">Duplicate a substing set. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00379">qstring.c:379</a></div></div>
<div class="ttc" id="qencode_8c_html_acf074770f495d087f9bbb268a52debb9"><div class="ttname"><a href="qencode_8c.html#acf074770f495d087f9bbb268a52debb9">qhex_encode</a></div><div class="ttdeci">char * qhex_encode(const void *bin, size_t size)</div><div class="ttdoc">Encode data to Hexadecimal digit format. </div><div class="ttdef"><b>Definition:</b> <a href="qencode_8c_source.html#l00393">qencode.c:393</a></div></div>
<div class="ttc" id="qstring_8c_html_a4ab535e3b8608f1ef81ed21a7d602cef"><div class="ttname"><a href="qstring_8c.html#a4ab535e3b8608f1ef81ed21a7d602cef">qstrcatf</a></div><div class="ttdeci">char * qstrcatf(char *str, const char *format,...)</div><div class="ttdoc">Append formatted string to the end of the source str. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00428">qstring.c:428</a></div></div>
<div class="ttc" id="qstring_8c_html_aa694e3f14941ac016fccbb456e24a134"><div class="ttname"><a href="qstring_8c.html#aa694e3f14941ac016fccbb456e24a134">qstrupper</a></div><div class="ttdeci">char * qstrupper(char *str)</div><div class="ttdoc">Convert character to bigger character. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00516">qstring.c:516</a></div></div>
<div class="ttc" id="qstring_8c_html_a1a4b63ebdee0be75f217d52dc7cb1750"><div class="ttname"><a href="qstring_8c.html#a1a4b63ebdee0be75f217d52dc7cb1750">qstrtrim_tail</a></div><div class="ttdeci">char * qstrtrim_tail(char *str)</div><div class="ttdoc">Remove tailing white spaces(including CR, LF) of the string. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00116">qstring.c:116</a></div></div>
<div class="ttc" id="qstring_8c_html_abd1fa48bffd427c7c3847eebc9681f3b"><div class="ttname"><a href="qstring_8c.html#abd1fa48bffd427c7c3847eebc9681f3b">qstrgets</a></div><div class="ttdeci">char * qstrgets(char *buf, size_t size, char **offset)</div><div class="ttdoc">Get one line from the string offset. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00461">qstring.c:461</a></div></div>
<div class="ttc" id="qstring_8c_html_a87849863c09feb068f316ffb63aaef03"><div class="ttname"><a href="qstring_8c.html#a87849863c09feb068f316ffb63aaef03">qstr_is_ip4addr</a></div><div class="ttdeci">bool qstr_is_ip4addr(const char *str)</div><div class="ttdoc">Test for an IPv4 address string. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00818">qstring.c:818</a></div></div>
<div class="ttc" id="qlist_8c_html_a171f1b505417b5a936e198993c9cb372"><div class="ttname"><a href="qlist_8c.html#a171f1b505417b5a936e198993c9cb372">qlist</a></div><div class="ttdeci">qlist_t * qlist(int options)</div><div class="ttdoc">Create new qlist_t linked-list container. </div><div class="ttdef"><b>Definition:</b> <a href="qlist_8c_source.html#l00124">qlist.c:124</a></div></div>
<div class="ttc" id="qstring_8c_html_a737037e2fc79cc1fa8de2a6fedaf21ed"><div class="ttname"><a href="qstring_8c.html#a737037e2fc79cc1fa8de2a6fedaf21ed">qstrtrim_head</a></div><div class="ttdeci">char * qstrtrim_head(char *str)</div><div class="ttdoc">Remove heading white spaces of the string. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00090">qstring.c:90</a></div></div>
<div class="ttc" id="qstring_8c_html_afed8e04d6f83692b815251e9f76cc8fd"><div class="ttname"><a href="qstring_8c.html#afed8e04d6f83692b815251e9f76cc8fd">qstrdupf</a></div><div class="ttdeci">char * qstrdupf(const char *format,...)</div><div class="ttdoc">Duplicate a formatted string. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00358">qstring.c:358</a></div></div>
<div class="ttc" id="qhash_8c_html_a3ed9a8cb5f08fa3e3c58776a62f3f54f"><div class="ttname"><a href="qhash_8c.html#a3ed9a8cb5f08fa3e3c58776a62f3f54f">qhashmd5</a></div><div class="ttdeci">bool qhashmd5(const void *data, size_t nbytes, void *retbuf)</div><div class="ttdoc">Calculate 128-bit(16-bytes) MD5 hash. </div><div class="ttdef"><b>Definition:</b> <a href="qhash_8c_source.html#l00067">qhash.c:67</a></div></div>
<div class="ttc" id="qstring_8c_html_ae5317b2503cfc75f1b7faaef86da33d6"><div class="ttname"><a href="qstring_8c.html#ae5317b2503cfc75f1b7faaef86da33d6">qstr_conv_encoding</a></div><div class="ttdeci">char * qstr_conv_encoding(const char *str, const char *fromcode, const char *tocode, float mag)</div><div class="ttdoc">Convert character encoding. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00859">qstring.c:859</a></div></div>
<div class="ttc" id="qstring_8c_html_ae656735491546fa512358935c381e19a"><div class="ttname"><a href="qstring_8c.html#ae656735491546fa512358935c381e19a">qstrncpy</a></div><div class="ttdeci">char * qstrncpy(char *dst, size_t size, const char *src, size_t nbytes)</div><div class="ttdoc">Copy src string to dst no more than n bytes. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00339">qstring.c:339</a></div></div>
<div class="ttc" id="qstring_8c_html_af45ab0b307be585b9b24aa45e37ad5eb"><div class="ttname"><a href="qstring_8c.html#af45ab0b307be585b9b24aa45e37ad5eb">qstrtokenizer</a></div><div class="ttdeci">qlist_t * qstrtokenizer(const char *str, const char *delimiters)</div><div class="ttdoc">String Tokenizer. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00622">qstring.c:622</a></div></div>
<div class="ttc" id="qstring_8c_html_aef51c584fd78c0430ccfb5f51c32cf71"><div class="ttname"><a href="qstring_8c.html#aef51c584fd78c0430ccfb5f51c32cf71">qstrtrim</a></div><div class="ttdeci">char * qstrtrim(char *str)</div><div class="ttdoc">Remove white spaces(including CR, LF) from head and tail of the string. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00055">qstring.c:55</a></div></div>
<div class="ttc" id="qstring_8c_html_aaab287c88286f42b65eeb52af24a3aa8"><div class="ttname"><a href="qstring_8c.html#aaab287c88286f42b65eeb52af24a3aa8">qstrunchar</a></div><div class="ttdeci">char * qstrunchar(char *str, char head, char tail)</div><div class="ttdoc">Remove character from head and tail of the string. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00149">qstring.c:149</a></div></div>
<div class="ttc" id="qstring_8c_html_aa0fc982fbf9c6163d98cbb46e6faa86d"><div class="ttname"><a href="qstring_8c.html#aa0fc982fbf9c6163d98cbb46e6faa86d">qstrcpy</a></div><div class="ttdeci">char * qstrcpy(char *dst, size_t size, const char *src)</div><div class="ttdoc">Copy src string to dst. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00320">qstring.c:320</a></div></div>
<div class="ttc" id="qstring_8c_html_a6183cbf7350c2373915feac84b5ec25c"><div class="ttname"><a href="qstring_8c.html#a6183cbf7350c2373915feac84b5ec25c">qstrtok</a></div><div class="ttdeci">char * qstrtok(char *str, const char *delimiters, char *retstop, int *offset)</div><div class="ttdoc">Split string into tokens. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00576">qstring.c:576</a></div></div>
<div class="ttc" id="qstring_8c_html_acc32dbf9f419ef637d0547211b7125b9"><div class="ttname"><a href="qstring_8c.html#acc32dbf9f419ef637d0547211b7125b9">qmemdup</a></div><div class="ttdeci">void * qmemdup(const void *data, size_t size)</div><div class="ttdoc">Duplicate a copy of memory data. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00406">qstring.c:406</a></div></div>
<div class="ttc" id="qstring_8c_html_a6ddf2449ee1edb1139005fa88213567c"><div class="ttname"><a href="qstring_8c.html#a6ddf2449ee1edb1139005fa88213567c">qstrtest</a></div><div class="ttdeci">bool qstrtest(int(*testfunc)(int), const char *str)</div><div class="ttdoc">Test for an alpha-numeric string. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00745">qstring.c:745</a></div></div>
<div class="ttc" id="qstring_8c_html_acc9b4062910be63934d6b1658359b9bd"><div class="ttname"><a href="qstring_8c.html#acc9b4062910be63934d6b1658359b9bd">qstrrev</a></div><div class="ttdeci">char * qstrrev(char *str)</div><div class="ttdoc">Reverse the order of characters in the string. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00493">qstring.c:493</a></div></div>
<div class="ttc" id="qstring_8c_html_af8e066e1239a1670b9640bdf0e456b89"><div class="ttname"><a href="qstring_8c.html#af8e066e1239a1670b9640bdf0e456b89">qstr_is_email</a></div><div class="ttdeci">bool qstr_is_email(const char *email)</div><div class="ttdoc">Test for an email-address formatted string. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00760">qstring.c:760</a></div></div>
<div class="ttc" id="qstring_8c_html_a01772aae3cdd533ff6f0f68367df9226"><div class="ttname"><a href="qstring_8c.html#a01772aae3cdd533ff6f0f68367df9226">qstrreplace</a></div><div class="ttdeci">char * qstrreplace(const char *mode, char *srcstr, const char *tokstr, const char *word)</div><div class="ttdoc">Replace string or tokens as word from source string with given mode. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00236">qstring.c:236</a></div></div>
<div class="ttc" id="qstring_8c_html_a75b5521fd90e830770182d68d613fc43"><div class="ttname"><a href="qstring_8c.html#a75b5521fd90e830770182d68d613fc43">qstr_comma_number</a></div><div class="ttdeci">char * qstr_comma_number(int number)</div><div class="ttdoc">Convert integer to comma string. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00684">qstring.c:684</a></div></div>
<div class="ttc" id="qstring_8c_html_ad17ac23f4397125c8bdfd9359f2b6780"><div class="ttname"><a href="qstring_8c.html#ad17ac23f4397125c8bdfd9359f2b6780">qstrlower</a></div><div class="ttdeci">char * qstrlower(char *str)</div><div class="ttdoc">Convert character to lower character. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00536">qstring.c:536</a></div></div>
<div class="ttc" id="qstring_8c_html_ad300f196f08a8243c384f2f59f06f67b"><div class="ttname"><a href="qstring_8c.html#ad300f196f08a8243c384f2f59f06f67b">qstrunique</a></div><div class="ttdeci">char * qstrunique(const char *seed)</div><div class="ttdoc">Generate unique id. </div><div class="ttdef"><b>Definition:</b> <a href="qstring_8c_source.html#l00653">qstring.c:653</a></div></div>
<div class="ttc" id="qhttpclient_8c_html_ac3c34055be115314ffe7f18c3d19eb54"><div class="ttname"><a href="qhttpclient_8c.html#ac3c34055be115314ffe7f18c3d19eb54">head</a></div><div class="ttdeci">static bool head(qhttpclient_t *client, const char *uri, int *rescode, qlisttbl_t *reqheaders, qlisttbl_t *resheaders)</div><div class="ttdoc">qhttpclient-&gt;head(): Sends a HEAD request. </div><div class="ttdef"><b>Definition:</b> <a href="qhttpclient_8c_source.html#l00553">qhttpclient.c:553</a></div></div>
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